Buckle



Feb. 6, 1940. c. E. ANDERSON BUCKLE Filed March 29, 1939 ATTOR N EY.

Patented Feb. 6, 1940 v I I vUNITED STATES e'rsr orricr.

BUCKLE Carl E. Anderson, East Orange, N. J., assignor to Eastern Tool &Mfg. 00., Bloomfield, N. J.

' Application March 29, 1939, Serial No. 264,710

1 Claim. (01. 24-198) 1 This invention relates to an improved buckle thestrap is bent at Ell. This form of fastening for adjusting the length ofstraps and is paris for the permanent or-fixed connection with ticularlyadapted for adjusting the straps, usually the strap. The edge of theopening i is flanged of denim, on overalls. The adjustment is quickly asat 15a.

5 and easily made by this new buckle which is The adjustable strap 2! ispreferably made 5 especially adapted for use on the sidestraps for byfolding ever the material to overlap at the adjusting the waist part ofthe overalls. back, the whole being stitched down the center T einvention s d e to Provide a Simple as at 22 which not only forms astiff sturdy buckle that is Without moving parts, that holds strap butthe stitching, usually with colored l0 the goods firmly, and that willnot be distorted th ad, provides a, better looking finish, The understrain, although the buckle is made of sheet t 2: passes from the ba kto the front metal. through opening i l and back to the rear through Thecharacteristics of the structural features Opening t5 The upper edge oft i th t are designed to minimize the wear on the straps is the tt edgeof the t part m i tamped and grasp the straps in tight Compact form toto form teeth 23 which teeth are bent toward the 15 make the Whe e s yas flat as Possiblerear but also given a triangular shape in cross- Theinventionis illustrated in the accompanysection, that is the teeth areinclined as a ing drawing. Figure lis afront view of a buckle Whole ealso provided with a bracing t and the straps. Figure 2 is a section online 2-2 ture by having inclined ,Side Walls 24 merging go in Figure 1.Figure 3 is aback view of the buckle into the flang 25 which is aroundthe edge f without the straps. Figure lis an enlarged detail the openinga This f f teeth is f u d of the tooth Structure- Figure 5 is m toresist bending under such strains as occur in On line 5 5 in FigureFigure 6 is a sectton clothing. The teeth 23 are spaced apart from online in Figure Figure 7. is sectlon the centre leaving the central part26 smooth.

on line 7 7in Figure 3 with the strap in place- This prevents anytearing or cutting of central Figure 8 is a cross section of the form ofstrap thread 22 of the strap which cutting would cause usually used inthe iniproved'buckle. the thread to unraveL The.buck1e is stamped fromSheet metal 1 The flanges I5 and 25 form bracing means for comprises tpart bottom part (men the central bar I 3 and this holds the strap 2!.

, 39 form bars, side parts. i2, and a central horlzonv th 30 tal bar It,whereby two openings l4 and I5 are m poslglon In close gnppmg Contact W19 provided for threading a strap. The whole forms teeth and the flange aframe which has a marginal flange It all I 91mm! around to giveeddedstrength against bending A buckle of sheet metal comprising a frame.

and also provides gripping edges where the strap hevmg a ra r, h rmin wep engages the buckle on the back lngs, the margin of the bar and themargin of The opening it is formed by bending out a th p s av arwardlyext ndin flap I! which is provided with holes punched flanges, the t a 0e W epenmg e through to form burrs I8 which are somewhat ing a flap en won h fr me and provlde w rough due to being punched all the way throughWith burrs fermed y D O S in the p 40 and provide excellent holdingmeans for one e ton d 0f h upper pe ng aving rearstrap IS. The strap 89is placed under the flap W y p oj tin p e teeth sp ed from he i8 andthefiap is stamped down onto the strap centre of the buckle, the teethhaving a tril9 and the burrs I8 penetrate or partly peneangular formboth inthe longitudinal and latertrate the strap I9. The flap H isnarrower than a1 direction, the triangular walls of the teeth thedistance from the edge of the opening 15 merging into the marginalflange of the opening. and the flange I6 causing a gripping action wheree CARL E. ANDERSON.

